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XRGeneralSettings.cs
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XRGeneralSettings.cs
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using System;
using System.Collections;
using UnityEngine;
#if UNITY_EDITOR
using UnityEditor;
#endif
namespace UnityEngine.XR.Management
{
/// <summary>General settings container used to house the instance of the active settings as well as the manager
/// instance used to load the loaders with.
/// </summary>
public class XRGeneralSettings : ScriptableObject
{
/// <summary>The key used to query to get the current loader settings.</summary>
public static string k_SettingsKey = "com.unity.xr.management.loader_settings";
internal static XRGeneralSettings s_RuntimeSettingsInstance = null;
[SerializeField]
internal XRManagerSettings m_LoaderManagerInstance = null;
[SerializeField]
[Tooltip("Toggling this on/off will enable/disable the automatic startup of XR at run time.")]
internal bool m_InitManagerOnStart = true;
/// <summary>The current active manager used to manage XR lifetime.</summary>
public XRManagerSettings Manager
{
get { return m_LoaderManagerInstance; }
set { m_LoaderManagerInstance = value; }
}
private XRManagerSettings m_XRManager = null;
#pragma warning disable 414 // Suppress warning for needed variables.
private bool m_ProviderIntialized = false;
private bool m_ProviderStarted = false;
#pragma warning restore 414
/// <summary>The current settings instance.</summary>
public static XRGeneralSettings Instance
{
get
{
return s_RuntimeSettingsInstance;
}
#if UNITY_EDITOR
set
{
s_RuntimeSettingsInstance = value;
}
#endif
}
/// <summary>The current active manager used to manage XR lifetime.</summary>
public XRManagerSettings AssignedSettings
{
get
{
return m_LoaderManagerInstance;
}
#if UNITY_EDITOR
set
{
m_LoaderManagerInstance = value;
}
#endif
}
/// <summary>Used to set if the manager is activated and initialized on startup.</summary>
public bool InitManagerOnStart
{
get
{
return m_InitManagerOnStart;
}
#if UNITY_EDITOR
set
{
m_InitManagerOnStart = value;
}
#endif
}
#if !UNITY_EDITOR
void Awake()
{
Debug.Log("XRGeneral Settings awakening...");
s_RuntimeSettingsInstance = this;
Application.quitting += Quit;
DontDestroyOnLoad(s_RuntimeSettingsInstance);
}
#endif
#if UNITY_EDITOR
/// <summary>For internal use only.</summary>
[System.Obsolete("Deprecating internal only API.")]
public void InternalPauseStateChanged(PauseState state)
{
throw new NotImplementedException();
}
/// <summary>For internal use only.</summary>
public void InternalPlayModeStateChanged(PlayModeStateChange state)
{
switch (state)
{
case PlayModeStateChange.ExitingPlayMode:
Quit();
break;
case PlayModeStateChange.ExitingEditMode:
case PlayModeStateChange.EnteredPlayMode:
case PlayModeStateChange.EnteredEditMode:
break;
}
}
#endif
static void Quit()
{
XRGeneralSettings instance = XRGeneralSettings.Instance;
if (instance == null)
return;
instance.DeInitXRSDK();
}
void Start()
{
StartXRSDK();
}
void OnDestroy()
{
DeInitXRSDK();
}
[RuntimeInitializeOnLoadMethod(RuntimeInitializeLoadType.AfterAssembliesLoaded)]
internal static void AttemptInitializeXRSDKOnLoad()
{
XRGeneralSettings instance = XRGeneralSettings.Instance;
if (instance == null || !instance.InitManagerOnStart)
return;
instance.InitXRSDK();
}
[RuntimeInitializeOnLoadMethod(RuntimeInitializeLoadType.BeforeSplashScreen)]
internal static void AttemptStartXRSDKOnBeforeSplashScreen()
{
XRGeneralSettings instance = XRGeneralSettings.Instance;
if (instance == null || !instance.InitManagerOnStart)
return;
instance.StartXRSDK();
}
private void InitXRSDK()
{
if (XRGeneralSettings.Instance == null || XRGeneralSettings.Instance.m_LoaderManagerInstance == null || XRGeneralSettings.Instance.m_InitManagerOnStart == false)
return;
m_XRManager = XRGeneralSettings.Instance.m_LoaderManagerInstance;
if (m_XRManager == null)
{
Debug.LogError("Assigned GameObject for XR Management loading is invalid. No XR Providers will be automatically loaded.");
return;
}
m_XRManager.automaticLoading = false;
m_XRManager.automaticRunning = false;
m_XRManager.InitializeLoaderSync();
m_ProviderIntialized = true;
}
private void StartXRSDK()
{
if (m_XRManager != null && m_XRManager.activeLoader != null)
{
m_XRManager.StartSubsystems();
m_ProviderStarted = true;
}
}
private void StopXRSDK()
{
if (m_XRManager != null && m_XRManager.activeLoader != null)
{
m_XRManager.StopSubsystems();
m_ProviderStarted = false;
}
}
private void DeInitXRSDK()
{
if (m_XRManager != null && m_XRManager.activeLoader != null)
{
m_XRManager.DeinitializeLoader();
m_XRManager = null;
m_ProviderIntialized = false;
}
}
}
}